219 lines
9.8 KiB
Python
Executable File
219 lines
9.8 KiB
Python
Executable File
#!/usr/bin/env python3
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# Compute analytical formulas for the bytes used per epoch by the
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# various modes
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import os
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import sympy
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from bwparser import BandwidthParser
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# sensible defaults
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bandwidth_file = os.getenv('BW_FILE')
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network_size = 0
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if os.getenv('BW_ALGO') != "komlo":
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bw_parser = BandwidthParser(bw_file=bandwidth_file)
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network_size = bw_parser.get_relay_num()
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else:
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# keep the original assumption
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network_size = 6500
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A, R_B, R_N, R, logR, C_B, C_N, C, gamma, circ, P_Delta, \
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DirAuthConsensusMsg, DirAuthENDIVEDiffMsg, DirAuthGetConsensusMsg, \
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DirAuthGetENDIVEDiffMsg, DirAuthUploadDescMsg, DirAuthENDIVEMsg, \
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DirAuthGetENDIVEMsg, DirAuthUploadDescMsg, RelayConsensusMsg, \
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RelayDescMsg, RelayGetConsensusMsg, RelayGetDescMsg, \
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SinglePassCreateCircuitMsgNotLast, SinglePassCreateCircuitMsgLast, \
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SinglePassCreatedCircuitCellLast, SinglePassCreatedCircuitCellMiddle, \
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SinglePassCreatedCircuitCellFirst, TelescopingCreateCircuitMsg, \
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TelescopingCreatedCircuitCell, TelescopingExtendCircuitCell, \
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TelescopingExtendedCircuitCell, VanillaCreateCircuitMsg, \
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VanillaCreatedCircuitCell, VanillaExtendCircuitCell, \
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VanillaExtendedCircuitCell, DirAuthGetConsensusDiffMsg, \
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DirAuthConsensusDiffMsg, RelayGetConsensusDiffMsg, \
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RelayConsensusDiffMsg \
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= sympy.symbols("""
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A, R_B, R_N, R, logR, C_B, C_N, C, gamma, circ, P_Delta,
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DirAuthConsensusMsg, DirAuthENDIVEDiffMsg, DirAuthGetConsensusMsg,
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DirAuthGetENDIVEDiffMsg, DirAuthUploadDescMsg, DirAuthENDIVEMsg,
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DirAuthGetENDIVEMsg, DirAuthUploadDescMsg, RelayConsensusMsg,
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RelayDescMsg, RelayGetConsensusMsg, RelayGetDescMsg,
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SinglePassCreateCircuitMsgNotLast, SinglePassCreateCircuitMsgLast,
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SinglePassCreatedCircuitCellLast, SinglePassCreatedCircuitCellMiddle,
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SinglePassCreatedCircuitCellFirst, TelescopingCreateCircuitMsg,
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TelescopingCreatedCircuitCell, TelescopingExtendCircuitCell,
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TelescopingExtendedCircuitCell, VanillaCreateCircuitMsg,
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VanillaCreatedCircuitCell, VanillaExtendCircuitCell,
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VanillaExtendedCircuitCell, DirAuthGetConsensusDiffMsg,
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DirAuthConsensusDiffMsg, RelayGetConsensusDiffMsg,
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RelayConsensusDiffMsg
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""")
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globalsubs = [
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(A , 9),
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(R_N , R - R_B),
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(R_B , 0.010 * R),
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(C_N , C - C_B),
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(C_B , 0.16 * C),
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(circ , gamma * C),
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(gamma , 8.9),
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(C , 2500000*R/network_size),
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(P_Delta, 0.019),
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]
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# The actual sizes in bytes of each message type were logged by
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# uncommenting this line in network.py:
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# logging.info("%s size %d", type(self).__name__, sz)
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singlepass_merkle_subs = [
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(DirAuthConsensusMsg, 877),
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(DirAuthGetConsensusMsg, 41),
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(DirAuthGetENDIVEMsg, 38),
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(DirAuthGetENDIVEDiffMsg, 42),
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(DirAuthENDIVEDiffMsg, (P_Delta * DirAuthENDIVEMsg).subs(globalsubs)),
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(DirAuthENDIVEMsg, 274 * R),
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(DirAuthUploadDescMsg, 425),
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(RelayConsensusMsg, 873),
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(RelayDescMsg, 415),
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(RelayGetConsensusMsg, 37),
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(RelayGetDescMsg, 32),
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(SinglePassCreateCircuitMsgLast, 187),
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(SinglePassCreateCircuitMsgNotLast, 239),
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(SinglePassCreatedCircuitCellFirst, 1426+82*logR),
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(SinglePassCreatedCircuitCellMiddle, 903+41*logR),
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(SinglePassCreatedCircuitCellLast, 190),
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]
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singlepass_threshsig_subs = [
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(DirAuthConsensusMsg, 789),
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(DirAuthGetConsensusMsg, 41),
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(DirAuthGetENDIVEMsg, 38),
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(DirAuthGetENDIVEDiffMsg, 42),
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(DirAuthENDIVEDiffMsg, DirAuthENDIVEMsg),
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(DirAuthENDIVEMsg, 348*R),
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(DirAuthUploadDescMsg, 425),
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(RelayConsensusMsg, 784),
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(RelayDescMsg, 415),
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(RelayGetConsensusMsg, 37),
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(RelayGetDescMsg, 32),
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(SinglePassCreateCircuitMsgLast, 187),
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(SinglePassCreateCircuitMsgNotLast, 239),
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(SinglePassCreatedCircuitCellFirst, 1554),
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(SinglePassCreatedCircuitCellMiddle, 969),
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(SinglePassCreatedCircuitCellLast, 190),
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]
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telescoping_merkle_subs = [
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(DirAuthConsensusMsg, 877),
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(DirAuthGetConsensusMsg, 41),
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(DirAuthGetENDIVEMsg, 38),
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(DirAuthGetENDIVEDiffMsg, 42),
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(DirAuthENDIVEDiffMsg, (P_Delta * DirAuthENDIVEMsg).subs(globalsubs)),
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(DirAuthENDIVEMsg, 234 * R),
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(DirAuthUploadDescMsg, 372),
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(RelayConsensusMsg, 873),
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(RelayGetConsensusMsg, 37),
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(RelayGetDescMsg, 32),
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(RelayDescMsg, 362),
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(TelescopingCreateCircuitMsg, 120),
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(TelescopingCreatedCircuitCell, 179),
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(TelescopingExtendCircuitCell, 122),
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(TelescopingExtendedCircuitCell, 493+41*logR),
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]
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telescoping_threshsig_subs = [
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(DirAuthConsensusMsg, 789),
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(DirAuthGetConsensusMsg, 41),
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(DirAuthGetENDIVEMsg, 38),
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(DirAuthGetENDIVEDiffMsg, 42),
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(DirAuthENDIVEDiffMsg, DirAuthENDIVEMsg),
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(DirAuthENDIVEMsg, 307*R),
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(DirAuthUploadDescMsg, 372),
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(RelayConsensusMsg, 788),
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(RelayGetConsensusMsg, 37),
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(RelayGetDescMsg, 32),
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(RelayDescMsg, 362),
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(TelescopingCreateCircuitMsg, 120),
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(TelescopingCreatedCircuitCell, 179),
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(TelescopingExtendCircuitCell, 122),
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(TelescopingExtendedCircuitCell, 556),
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]
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vanilla_subs = [
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(DirAuthConsensusDiffMsg, (P_Delta * DirAuthConsensusMsg).subs(globalsubs)),
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(DirAuthConsensusMsg, RelayConsensusMsg),
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(DirAuthGetConsensusDiffMsg, 45),
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(DirAuthGetConsensusMsg, 41),
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(DirAuthUploadDescMsg, 372),
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(RelayConsensusDiffMsg, (P_Delta * RelayConsensusMsg).subs(globalsubs)),
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(RelayConsensusMsg, 219*R),
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(RelayGetConsensusDiffMsg, 41),
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(RelayGetConsensusMsg, 37),
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(VanillaCreateCircuitMsg, 116),
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(VanillaCreatedCircuitCell, 175),
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(VanillaExtendCircuitCell, 157),
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(VanillaExtendedCircuitCell, 176),
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]
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# The formulas were output by bytecounts.py
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singlepass_totrelay = \
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R_N * ( DirAuthConsensusMsg + DirAuthENDIVEDiffMsg + DirAuthGetConsensusMsg + DirAuthGetENDIVEDiffMsg + A*DirAuthUploadDescMsg ) \
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+ R_B * ( DirAuthConsensusMsg + DirAuthENDIVEMsg + DirAuthGetConsensusMsg + DirAuthGetENDIVEMsg + A*DirAuthUploadDescMsg ) \
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+ C * ( RelayConsensusMsg + RelayDescMsg + RelayGetConsensusMsg + RelayGetDescMsg ) \
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+ circ * ( 3*SinglePassCreateCircuitMsgNotLast + 2*SinglePassCreateCircuitMsgLast + 2*SinglePassCreatedCircuitCellLast + 2*SinglePassCreatedCircuitCellMiddle + SinglePassCreatedCircuitCellFirst + 20 )
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singlepass_totclient = \
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C * ( RelayConsensusMsg + RelayDescMsg + RelayGetConsensusMsg + RelayGetDescMsg ) \
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+ circ * ( SinglePassCreateCircuitMsgNotLast + SinglePassCreatedCircuitCellFirst + 4 )
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telescoping_totrelay = \
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R_N * ( DirAuthConsensusMsg + DirAuthENDIVEDiffMsg + DirAuthGetConsensusMsg + DirAuthGetENDIVEDiffMsg + A*DirAuthUploadDescMsg ) \
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+ R_B * ( DirAuthConsensusMsg + DirAuthENDIVEMsg + DirAuthGetConsensusMsg + DirAuthGetENDIVEMsg + A*DirAuthUploadDescMsg ) \
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+ C * ( RelayConsensusMsg + RelayDescMsg + RelayGetConsensusMsg + RelayGetDescMsg ) \
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+ circ * ( 5*TelescopingCreateCircuitMsg + 5*TelescopingCreatedCircuitCell + 4*TelescopingExtendCircuitCell + 4*TelescopingExtendedCircuitCell + 52 )
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telescoping_totclient = \
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C * ( RelayConsensusMsg + RelayDescMsg + RelayGetConsensusMsg + RelayGetDescMsg ) \
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+ circ * ( TelescopingCreateCircuitMsg + TelescopingCreatedCircuitCell + 2*TelescopingExtendCircuitCell + 2*TelescopingExtendedCircuitCell + 20 )
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vanilla_totrelay = \
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R_N * ( DirAuthConsensusDiffMsg + DirAuthGetConsensusDiffMsg + A*DirAuthUploadDescMsg ) \
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+ R_B * ( DirAuthConsensusMsg + DirAuthGetConsensusMsg + A*DirAuthUploadDescMsg ) \
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+ C_N * ( RelayConsensusDiffMsg + RelayGetConsensusDiffMsg ) \
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+ C_B * ( RelayConsensusMsg + RelayGetConsensusMsg ) \
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+ circ * ( 5*VanillaCreateCircuitMsg + 5*VanillaCreatedCircuitCell + 4*VanillaExtendCircuitCell + 4*VanillaExtendedCircuitCell + 52 )
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vanilla_totclient = \
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C_N * ( RelayConsensusDiffMsg + RelayGetConsensusDiffMsg ) \
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+ C_B * ( RelayConsensusMsg + RelayGetConsensusMsg ) \
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+ circ * ( VanillaCreateCircuitMsg + VanillaCreatedCircuitCell + 2*VanillaExtendCircuitCell + 2*VanillaExtendedCircuitCell + 20 )
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# Copy the output into plotdats.py, replacing 'R' by 'x' and 'logR' by
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# 'cail(log(x)/log(2))'
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def calculate_relay_analyticals():
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relay_perclient_analyticals = {
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'singlepass_merkle': (singlepass_totrelay/C).subs(globalsubs).subs(singlepass_merkle_subs).simplify().replace("logR", "ceil(log(x)/log(2))").replace("R", "x"),
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'singlepass_threshsig': (singlepass_totrelay/C).subs(globalsubs).subs(singlepass_threshsig_subs).simplify().replace("logR", "ceil(log(x)/log(2))").replace("R", "x"),
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'telescoping_merkle': (telescoping_totrelay/C).subs(globalsubs).subs(telescoping_merkle_subs).simplify().replace("logR", "ceil(log(x)/log(2))").replace("R", "x"),
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'telescoping_threshsig': (telescoping_totrelay/C).subs(globalsubs).subs(telescoping_threshsig_subs).simplify().replace("logR", "ceil(log(x)/log(2))").replace("R", "x"),
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'vanilla_none': (vanilla_totrelay/C).subs(globalsubs).subs(vanilla_subs).simplify().replace("logR", "ceil(log(x)/log(2))").replace("R", "x"),
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}
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return relay_perclient_analyticals
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def calculate_client_analyticals():
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client_perclient_analyticals = {
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'singlepass_merkle': (singlepass_totclient/C).subs(globalsubs).subs(singlepass_merkle_subs).simplify().replace("logR", "ceil(log(x)/log(2))").replace("R", "x"),
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'singlepass_threshsig': (singlepass_totclient/C).subs(globalsubs).subs(singlepass_threshsig_subs).simplify().replace("logR", "ceil(log(x)/log(2))").replace("R", "x"),
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'telescoping_merkle': (telescoping_totclient/C).subs(globalsubs).subs(telescoping_merkle_subs).simplify().replace("logR", "ceil(log(x)/log(2))").replace("R", "x"),
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'telescoping_threshsig': (telescoping_totclient/C).subs(globalsubs).subs(telescoping_threshsig_subs).simplify().replace("logR", "ceil(log(x)/log(2))").replace("R", "x"),
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'vanilla_none': (vanilla_totclient/C).subs(globalsubs).subs(vanilla_subs).simplify().replace("logR", "ceil(log(x)/log(2))").replace("R", "x"),
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}
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return client_perclient_analyticals
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if __name__ == '__main__':
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print("Client analyticals: ", calculate_client_analyticals())
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print("Relay analyticals: ", calculate_relay_analyticals())
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